#include "defs.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "parser-defs.h"
#include "language.h"
#include "c-lang.h"
#include "valprint.h"
extern void _initialize_c_language (void);
static void c_emit_char (int c, struct ui_file * stream, int quoter);
static void
c_emit_char (register int c, struct ui_file *stream, int quoter)
{
c &= 0xFF;
if (PRINT_LITERAL_FORM (c))
{
if (c == '\\' || c == quoter)
{
fputs_filtered ("\\", stream);
}
fprintf_filtered (stream, "%c", c);
}
else
{
switch (c)
{
case '\n':
fputs_filtered ("\\n", stream);
break;
case '\b':
fputs_filtered ("\\b", stream);
break;
case '\t':
fputs_filtered ("\\t", stream);
break;
case '\f':
fputs_filtered ("\\f", stream);
break;
case '\r':
fputs_filtered ("\\r", stream);
break;
case '\013':
fputs_filtered ("\\v", stream);
break;
case '\033':
fputs_filtered ("\\e", stream);
break;
case '\007':
fputs_filtered ("\\a", stream);
break;
case '\0':
fputs_filtered ("\\0", stream);
break;
default:
fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
break;
}
}
}
void
c_printchar (int c, struct ui_file *stream)
{
fputc_filtered ('\'', stream);
LA_EMIT_CHAR (c, stream, '\'');
fputc_filtered ('\'', stream);
}
void
c_printstr (struct ui_file *stream, char *string, unsigned int length,
int width, int force_ellipses)
{
register unsigned int i;
unsigned int things_printed = 0;
int in_quotes = 0;
int need_comma = 0;
extern int inspect_it;
if (!force_ellipses
&& length > 0
&& (extract_unsigned_integer (string + (length - 1) * width, width)
== '\0'))
length--;
if (length == 0)
{
fputs_filtered ("\"\"", stream);
return;
}
for (i = 0; i < length && things_printed < print_max; ++i)
{
unsigned int rep1;
unsigned int reps;
unsigned long current_char;
QUIT;
if (need_comma)
{
fputs_filtered (", ", stream);
need_comma = 0;
}
current_char = extract_unsigned_integer (string + i * width, width);
rep1 = i + 1;
reps = 1;
while (rep1 < length
&& extract_unsigned_integer (string + rep1 * width, width)
== current_char)
{
++rep1;
++reps;
}
if (reps > repeat_count_threshold)
{
if (in_quotes)
{
if (inspect_it)
fputs_filtered ("\\\", ", stream);
else
fputs_filtered ("\", ", stream);
in_quotes = 0;
}
LA_PRINT_CHAR (current_char, stream);
fprintf_filtered (stream, " <repeats %u times>", reps);
i = rep1 - 1;
things_printed += repeat_count_threshold;
need_comma = 1;
}
else
{
if (!in_quotes)
{
if (inspect_it)
fputs_filtered ("\\\"", stream);
else
fputs_filtered ("\"", stream);
in_quotes = 1;
}
LA_EMIT_CHAR (current_char, stream, '"');
++things_printed;
}
}
if (in_quotes)
{
if (inspect_it)
fputs_filtered ("\\\"", stream);
else
fputs_filtered ("\"", stream);
}
if (force_ellipses || i < length)
fputs_filtered ("...", stream);
}
struct type *
c_create_fundamental_type (struct objfile *objfile, int typeid)
{
register struct type *type = NULL;
switch (typeid)
{
default:
type = init_type (TYPE_CODE_INT,
TARGET_INT_BIT / TARGET_CHAR_BIT,
0, "<?type?>", objfile);
warning ("internal error: no C/C++ fundamental type %d", typeid);
break;
case FT_VOID:
type = init_type (TYPE_CODE_VOID,
TARGET_CHAR_BIT / TARGET_CHAR_BIT,
0, "void", objfile);
break;
case FT_BOOLEAN:
type = init_type (TYPE_CODE_BOOL,
TARGET_CHAR_BIT / TARGET_CHAR_BIT,
0, "bool", objfile);
break;
case FT_CHAR:
type = init_type (TYPE_CODE_INT,
TARGET_CHAR_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_NOSIGN, "char", objfile);
break;
case FT_SIGNED_CHAR:
type = init_type (TYPE_CODE_INT,
TARGET_CHAR_BIT / TARGET_CHAR_BIT,
0, "signed char", objfile);
break;
case FT_UNSIGNED_CHAR:
type = init_type (TYPE_CODE_INT,
TARGET_CHAR_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_UNSIGNED, "unsigned char", objfile);
break;
case FT_SHORT:
type = init_type (TYPE_CODE_INT,
TARGET_SHORT_BIT / TARGET_CHAR_BIT,
0, "short", objfile);
break;
case FT_SIGNED_SHORT:
type = init_type (TYPE_CODE_INT,
TARGET_SHORT_BIT / TARGET_CHAR_BIT,
0, "short", objfile);
break;
case FT_UNSIGNED_SHORT:
type = init_type (TYPE_CODE_INT,
TARGET_SHORT_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_UNSIGNED, "unsigned short", objfile);
break;
case FT_INTEGER:
type = init_type (TYPE_CODE_INT,
TARGET_INT_BIT / TARGET_CHAR_BIT,
0, "int", objfile);
break;
case FT_SIGNED_INTEGER:
type = init_type (TYPE_CODE_INT,
TARGET_INT_BIT / TARGET_CHAR_BIT,
0, "int", objfile);
break;
case FT_UNSIGNED_INTEGER:
type = init_type (TYPE_CODE_INT,
TARGET_INT_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_UNSIGNED, "unsigned int", objfile);
break;
case FT_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_BIT / TARGET_CHAR_BIT,
0, "long", objfile);
break;
case FT_SIGNED_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_BIT / TARGET_CHAR_BIT,
0, "long", objfile);
break;
case FT_UNSIGNED_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_UNSIGNED, "unsigned long", objfile);
break;
case FT_LONG_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
0, "long long", objfile);
break;
case FT_SIGNED_LONG_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
0, "signed long long", objfile);
break;
case FT_UNSIGNED_LONG_LONG:
type = init_type (TYPE_CODE_INT,
TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
TYPE_FLAG_UNSIGNED, "unsigned long long", objfile);
break;
case FT_FLOAT:
type = init_type (TYPE_CODE_FLT,
TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
0, "float", objfile);
break;
case FT_DBL_PREC_FLOAT:
type = init_type (TYPE_CODE_FLT,
TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "double", objfile);
break;
case FT_EXT_PREC_FLOAT:
type = init_type (TYPE_CODE_FLT,
TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "long double", objfile);
break;
case FT_COMPLEX:
type = init_type (TYPE_CODE_FLT,
2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
0, "complex float", objfile);
TYPE_TARGET_TYPE (type)
= init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
0, "float", objfile);
break;
case FT_DBL_PREC_COMPLEX:
type = init_type (TYPE_CODE_FLT,
2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "complex double", objfile);
TYPE_TARGET_TYPE (type)
= init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "double", objfile);
break;
case FT_EXT_PREC_COMPLEX:
type = init_type (TYPE_CODE_FLT,
2 * TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "complex long double", objfile);
TYPE_TARGET_TYPE (type)
= init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
0, "long double", objfile);
break;
case FT_TEMPLATE_ARG:
type = init_type (TYPE_CODE_TEMPLATE_ARG,
0,
0, "<template arg>", objfile);
break;
}
return (type);
}
const struct op_print c_op_print_tab[] =
{
{",", BINOP_COMMA, PREC_COMMA, 0},
{"=", BINOP_ASSIGN, PREC_ASSIGN, 1},
{"||", BINOP_LOGICAL_OR, PREC_LOGICAL_OR, 0},
{"&&", BINOP_LOGICAL_AND, PREC_LOGICAL_AND, 0},
{"|", BINOP_BITWISE_IOR, PREC_BITWISE_IOR, 0},
{"^", BINOP_BITWISE_XOR, PREC_BITWISE_XOR, 0},
{"&", BINOP_BITWISE_AND, PREC_BITWISE_AND, 0},
{"==", BINOP_EQUAL, PREC_EQUAL, 0},
{"!=", BINOP_NOTEQUAL, PREC_EQUAL, 0},
{"<=", BINOP_LEQ, PREC_ORDER, 0},
{">=", BINOP_GEQ, PREC_ORDER, 0},
{">", BINOP_GTR, PREC_ORDER, 0},
{"<", BINOP_LESS, PREC_ORDER, 0},
{">>", BINOP_RSH, PREC_SHIFT, 0},
{"<<", BINOP_LSH, PREC_SHIFT, 0},
{"+", BINOP_ADD, PREC_ADD, 0},
{"-", BINOP_SUB, PREC_ADD, 0},
{"*", BINOP_MUL, PREC_MUL, 0},
{"/", BINOP_DIV, PREC_MUL, 0},
{"%", BINOP_REM, PREC_MUL, 0},
{"@", BINOP_REPEAT, PREC_REPEAT, 0},
{"-", UNOP_NEG, PREC_PREFIX, 0},
{"!", UNOP_LOGICAL_NOT, PREC_PREFIX, 0},
{"~", UNOP_COMPLEMENT, PREC_PREFIX, 0},
{"*", UNOP_IND, PREC_PREFIX, 0},
{"&", UNOP_ADDR, PREC_PREFIX, 0},
{"sizeof ", UNOP_SIZEOF, PREC_PREFIX, 0},
{"++", UNOP_PREINCREMENT, PREC_PREFIX, 0},
{"--", UNOP_PREDECREMENT, PREC_PREFIX, 0},
{NULL, 0, 0, 0}
};
struct type **const (c_builtin_types[]) =
{
&builtin_type_int,
&builtin_type_long,
&builtin_type_short,
&builtin_type_char,
&builtin_type_float,
&builtin_type_double,
&builtin_type_void,
&builtin_type_long_long,
&builtin_type_signed_char,
&builtin_type_unsigned_char,
&builtin_type_unsigned_short,
&builtin_type_unsigned_int,
&builtin_type_unsigned_long,
&builtin_type_unsigned_long_long,
&builtin_type_long_double,
&builtin_type_complex,
&builtin_type_double_complex,
0
};
const struct language_defn c_language_defn =
{
"c",
language_c,
c_builtin_types,
range_check_off,
type_check_off,
case_sensitive_on,
c_parse,
c_error,
evaluate_subexp_standard,
c_printchar,
c_printstr,
c_emit_char,
c_create_fundamental_type,
c_print_type,
c_val_print,
c_value_print,
{"", "", "", ""},
{"0%lo", "0", "o", ""},
{"%ld", "", "d", ""},
{"0x%lx", "0x", "x", ""},
c_op_print_tab,
1,
0,
&builtin_type_char,
LANG_MAGIC
};
struct type **const (cplus_builtin_types[]) =
{
&builtin_type_int,
&builtin_type_long,
&builtin_type_short,
&builtin_type_char,
&builtin_type_float,
&builtin_type_double,
&builtin_type_void,
&builtin_type_long_long,
&builtin_type_signed_char,
&builtin_type_unsigned_char,
&builtin_type_unsigned_short,
&builtin_type_unsigned_int,
&builtin_type_unsigned_long,
&builtin_type_unsigned_long_long,
&builtin_type_long_double,
&builtin_type_complex,
&builtin_type_double_complex,
&builtin_type_bool,
0
};
const struct language_defn cplus_language_defn =
{
"c++",
language_cplus,
cplus_builtin_types,
range_check_off,
type_check_off,
case_sensitive_on,
c_parse,
c_error,
evaluate_subexp_standard,
c_printchar,
c_printstr,
c_emit_char,
c_create_fundamental_type,
c_print_type,
c_val_print,
c_value_print,
{"", "", "", ""},
{"0%lo", "0", "o", ""},
{"%ld", "", "d", ""},
{"0x%lx", "0x", "x", ""},
c_op_print_tab,
1,
0,
&builtin_type_char,
LANG_MAGIC
};
const struct language_defn asm_language_defn =
{
"asm",
language_asm,
c_builtin_types,
range_check_off,
type_check_off,
case_sensitive_on,
c_parse,
c_error,
evaluate_subexp_standard,
c_printchar,
c_printstr,
c_emit_char,
c_create_fundamental_type,
c_print_type,
c_val_print,
c_value_print,
{"", "", "", ""},
{"0%lo", "0", "o", ""},
{"%ld", "", "d", ""},
{"0x%lx", "0x", "x", ""},
c_op_print_tab,
1,
0,
&builtin_type_char,
LANG_MAGIC
};
void
_initialize_c_language (void)
{
add_language (&c_language_defn);
add_language (&cplus_language_defn);
add_language (&asm_language_defn);
}